Múltiple alleles Mr. Burns is in desperate need of a blood transfusion but
unfortunately has the rare blood type 00 and needs a donor that
is also 00. He offers a reward to anyone who could help him
(enter Homer). Homer knows unfortunately that his blood type is
heterozygous type A (AO) and that Marge is heterozygous type B
(BO). What is the probability that one of the Simpson's children
will have the blood type to match Mr. Burns?

Molecular models of two different substances are shown below. in the molecule on the left, the oxygen atom pulls on electrons more strongly than the hydrogen atoms. in the molecule on the right, the two oxygen atoms pull on the shared electrons with the same strength. water molecule, h,o oxygen molecule, oz when the two substances are put in the same container, they do not attract each other. why does this happen? a. they both contain oxygen. b. one is polar and one is nonpolar. c . they are both polar. d. they contain different elements.

Which of the following statements most accurately describes convergent evolution? the process in which two similar species evolve separately from each other and share similar characteristics the process in which a single species evolves into two or more new species the process in which two entirely different species evolve in response to each other the process in which two different species evolve separately from each other but still share similar characteristics

What is a sex-linked genetic disorder that disrupts the blood's ability to clot? a.achondroplasia b.huntington's disease c.hemophilia d.albinism